<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, initial-scale=1">
	<title></title>
</head>
<body>

</body>
</html>

<script>
	// alert(Boolean(100));
	// alert(Boolean(-80));
	// alert(Boolean(3.14));
	// alert(Boolean(0));

	//alert(Boolean("dhjsdh"));

	//alert(Number("100a"));
	// alert(parseInt("a10"));
	// alert(parseInt("10a9b"));
	// alert(parseInt("3.94"));
	// alert(parseInt("100a"));
	// var str1 = "110100";
	// alert(parseInt(str1,2));
	var str2 = "64";
	alert(parseInt(str2,16)) 
</script>